It should automatically fill in all variables on the paper as well as envelope from an excel document (listsource).What I am looking for is a combination of printer, yellow lined paper, and envelopes that work well for this purpose.  

I won't say it, but it rhymes with crap heads. 

We'll combine DAWGS w/ board up service.ADT like security- After the renovation is complete we use a monitored service like ADT.  

Combine your rehab experience with Bigger Pockets various resources: ebooks, blogs, forums, podcasts, webinars, colleagues, keyword alerts, an awards system, a learn section, informative people in many fields of real estate, and more.If you have time consider spending 30 minutes for 30 consecutive days on Bigger Pockets.

I use the mls and a combination of other things.

Probably should test that black crap for asbestos too.

Crap, it's time to get out. 

Looks to me like you are combining your skills and passions to make the world a better place, and I applaud you for that!  

But the monthly qualifying rent I get from form 1007 is lower than it would be if I do everything based on schedule E, according to the worksheet.The combined monthly qualifying income for both properties I have under contract is $717, according to form 1038 step 2B.

Buildability is combination of looking at lot sizes, zoning maps & codes/resolution, and some building codes.